Features:For 1-3/8" and 3/4" thick doors in conjunction with each other5/16" adjustmentFor doors up to 60 lbs.For 1-3/8" doors use CD40-3092 with 3/4" offset on front door and CD40-3088 with 1/2" offset on rear doorFor 3/4" doors use CD40-3088 on front door and CD30-3092 hangers on rear doorOffset 1/2"